What is the prefix to tele?

There are over two-hundred in the Scrabble dictionary. Here are a few of the more common ones:

radiotelegraph

radiotelegraphy

radiotelephone

telecast

telecaster

telecommunication

telecommunications

telecommute

telecommuter

telecommuting

teleconference

teleconferencing

telegenic

telegram

telegraph

telegrapher

telegraphic

telegraphically

telegraphist

telegraphy

telekinesis

telekinetic

telemarketer

telemarketing

telemeter

telemetry

telepathic

telepathically

telepathy

telephone

telephoner

telephonic

telephony

telephoto

telephotography

teleplay

teleprinter

teleprocessing

teleprompter

telescope

telescopic

telescopically

telethon

teletypewriter

televangelism

televangelist

televise

television

telex